diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 04112272..0552e620 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -16,6 +16,15 @@ Change Log
 Unreleased
 __________
 
+[10.5.0] - 2025-08-19
+---------------------
+
+Added
+~~~~~
+
+* Added new ``COURSE_RERUN_COMPLETED`` event in authoring.
+
+
 [10.4.0] - 2025-07-21
 ---------------------
 
diff --git a/openedx_events/__init__.py b/openedx_events/__init__.py
index acf1414e..e535eb1f 100644
--- a/openedx_events/__init__.py
+++ b/openedx_events/__init__.py
@@ -5,4 +5,4 @@
 more information about the project.
 """
 
-__version__ = "10.4.0"
+__version__ = "10.5.0"
diff --git a/openedx_events/content_authoring/signals.py b/openedx_events/content_authoring/signals.py
index b9573bde..6332c8f4 100644
--- a/openedx_events/content_authoring/signals.py
+++ b/openedx_events/content_authoring/signals.py
@@ -357,3 +357,16 @@
         "course": CourseData,
     }
 )
+
+# .. event_type: org.openedx.content_authoring.course.rerun.completed.v1
+# .. event_name: COURSE_RERUN_COMPLETED
+# .. event_key_field: catalog_info.course_key
+# .. event_description: Fired after a course is re-run
+# .. event_data: CourseData
+# .. event_trigger_repository: openedx/edx-platform
+COURSE_RERUN_COMPLETED = OpenEdxPublicSignal(
+    event_type="org.openedx.content_authoring.course.rerun.completed.v1",
+    data={
+        "course": CourseData,
+    }
+)
diff --git a/openedx_events/event_bus/avro/tests/schemas/org+openedx+content_authoring+course+rerun+completed+v1_schema.avsc b/openedx_events/event_bus/avro/tests/schemas/org+openedx+content_authoring+course+rerun+completed+v1_schema.avsc
new file mode 100644
index 00000000..0d19c78e
--- /dev/null
+++ b/openedx_events/event_bus/avro/tests/schemas/org+openedx+content_authoring+course+rerun+completed+v1_schema.avsc
@@ -0,0 +1,21 @@
+{
+  "name": "CloudEvent",
+  "type": "record",
+  "doc": "Avro Event Format for CloudEvents created with openedx_events/schema",
+  "fields": [
+    {
+      "name": "course",
+      "type": {
+        "name": "CourseData",
+        "type": "record",
+        "fields": [
+          {
+            "name": "course_key",
+            "type": "string"
+          }
+        ]
+      }
+    }
+  ],
+  "namespace": "org.openedx.content_authoring.course.rerun.completed.v1"
+}
\ No newline at end of file